Centric 320.42021F Disc Brake Rotor - Rear

Overview of Centric GCX Elemental Protection Disc Brake Rotors

The Centric GCX Elemental Protection Disc Brake Rotor 320.42021F is engineered for reliable braking performance on Nissan 300ZX models. Featuring a fully coated disc and hat finish, this solid rotor offers enhanced corrosion resistance and durability for consistent stopping power.

• Compatible with Nissan 300ZX vehicles
• Part number 320.42021F for precise identification
• Fully coated disc and coated hat finish for corrosion protection
• Solid rotor design with smooth surface type
• Nominal thickness of 0.394 inches (10.000 mm) and discard thickness of 0.354 inches (9.000 mm)
• Overall height of 1.850 inches (47.000 mm) and outside diameter of 11.417 inches (290.000 mm)
• Floating disc mounting and 4 stud/lug holes with 0.502 inch (12.750 mm) diameter
• Weight approximately 10.75 lbs (4.89 kgs)

Product Line Details: Centric GCX Elemental Protection Disc Brake Rotors - Full Coating

The Centric GCX Elemental Protection Disc Brake Rotors - Full Coating line focuses on providing rotors with a comprehensive protective coating that covers both the disc and hat surfaces. This full coating helps reduce rust and corrosion, extending the rotor's service life and maintaining braking efficiency. The solid rotor design and smooth surface ensure consistent pad contact and braking performance, making it suitable for Nissan 300ZX applications requiring reliable replacement parts.

Technical Description and Specifications

This disc brake rotor features a solid construction with a smooth surface type, designed to provide stable and consistent braking. The rotor's nominal thickness is 0.394 inches (10.000 mm), with a discard thickness of 0.354 inches (9.000 mm), indicating when replacement is necessary to maintain safety. The overall height measures 1.850 inches (47.000 mm), and the outside diameter is 11.417 inches (290.000 mm), matching OEM specifications for the Nissan 300ZX. The rotor includes a floating disc mounting system and four stud/lug holes with a diameter of 0.502 inches (12.750 mm), ensuring proper fitment and secure installation. Both the disc and hat are fully coated to resist environmental damage, which is critical for maintaining rotor integrity over time.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Nissan 300ZX
• Addresses rotor corrosion and rust issues due to full coating
• Improves braking consistency by restoring smooth rotor surface
• Prevents premature rotor wear with proper thickness specifications
• Suitable for vehicles experiencing brake noise or vibration related to rotor condition

Installation Notes and Tips

• Verify compatibility with Nissan 300ZX before installation
• Check rotor thickness and discard limits to ensure safety
• Clean mounting surfaces to prevent uneven rotor seating
• Torque lug nuts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to optimize braking performance

Quality Assurance and Warranty

Centric rotors are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The full coating process provides additional protection against corrosion, extending the rotor's lifespan. While specific warranty details for part number 320.42021F are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.